-13.19% is the change from 273 to 237
Calculation steps:
[( 237 - 273 ) ÷ 273] x 100 = -13.19%
Formula
Percentage change = [(237 - 273) / 273] x 100
Subtract the new number by the original number
237 - 273 = -36
-36 ÷ 273 = -0.13186813186813187
-0.13186813186813187 x 100 = -13.19%